5
Care and maintenance
1. Make sure to use the provided DC5V power adapter;
2. The instrument display LCD module is fragile and needs to be pro-
tected from mechanical and chemical damage. Clean by gently wiping
with a soft cloth.
3. The working temperature is -10..50 ℃, Storage temperature -20..70 ℃,
in a dry environment.
4. Do not attempt to disassemble the equipment, destroying the package
will void the warranty. There are no user-serviceable parts inside;
repairs are to be done only by authorized repair outlets or by returning
the item to the factory.
5. Do not allow lighted candles, liquid-filled containers, corrosive chemi-
cals and other unsafe items to be placed on the surface of the instru-
ment, so as not to cause damage to the instrument.
6. The instrument is a fragile and sensitive electronic equipment; do not
scratch, touch, press or bump. Avoid child play with this instrument.
7. Do not move the instrument to avoid severe irreparable damage to the
internal circuit when the instrument is working properly.
8. If the above conditions were observed, and the instrument still does not
work after cycling the power off and on, please contact your supplier.
6
Warranty and service
Thank you for purchasing Ming Wo electronic products. To maximize the
use of your new product features, we recommend you take the following few
simple steps:
• Read the instructions for safe and efficient use.
• Read the warranty terms and conditions.
16
